A Brief Outline of Physics, or Natural Philosophy
Robert Patterson, Whitehall Publishers, 1807.
An autograph from the author.
The cover page.
AC is an inclined plane. If AB is parallel (horizontal), BC perpendicular to the horizon, BD perpendicular to AC and if CB represents the weight of an object at C can you "Explain and demonstrate the laws of motion of bodies on inclined planes"? Note: No explicit trigonometry is allowed here - only geometry and proportions.
Check out the latest planetary data, especially for the planet Herschel. Which planet is Herschel?
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